{"id":1816,"date":"2026-03-23T12:35:20","date_gmt":"2026-03-23T05:35:20","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/"},"modified":"2026-03-23T12:35:20","modified_gmt":"2026-03-23T05:35:20","slug":"cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/","title":{"rendered":"C\u1eaft laser fiber inox: Nguy\u00ean l\u00fd, \u01b0u \u0111i\u1ec3m v\u00e0 c\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1 chu\u1ea9n"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;1816&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0110\u00e1nh gi\u00e1&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 b\u00ecnh ch\u1ecdn)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;C\u1eaft laser fiber inox: Nguy\u00ean l\u00fd, \u01b0u \u0111i\u1ec3m v\u00e0 c\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1 chu\u1ea9n&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">\u0110\u00e1nh gi\u00e1<\/span>\n    <\/div>\n    <\/div>\n<div class=\"custom-toc\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Noi_dung_chinh\" >N\u1ed9i dung ch\u00ednh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Nguyen_ly_cat_laser_fiber_tren_inox\" >Nguy\u00ean l\u00fd c\u1eaft laser fiber tr\u00ean inox<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Uu_diem_khi_cat_inox_bang_laser_fiber\" >\u01afu \u0111i\u1ec3m khi c\u1eaft inox b\u1eb1ng laser fiber<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Nhuoc_diem_va_luu_y\" >Nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 l\u01b0u \u00fd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Chon_khi_phu_tro_N2_O2_hay_khi_nen\" >Ch\u1ecdn kh\u00ed ph\u1ee5 tr\u1ee3: N2, O2 hay kh\u00ed n\u00e9n?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Cai_dat_thong_so_quy_trinh_7_buoc\" >C\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1: quy tr\u00ecnh 7 b\u01b0\u1edbc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#1_Chuan_bi_vat_lieu_va_may\" >1) Chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u v\u00e0 m\u00e1y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#2_Chon_khi_va_nozzle\" >2) Ch\u1ecdn kh\u00ed v\u00e0 nozzle<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#3_Dat_tieu_cu_focus_position\" >3) \u0110\u1eb7t ti\u00eau c\u1ef1 (focus position)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#4_Thiet_lap_cong_suat_toc_do_tan_so_xung\" >4) Thi\u1ebft l\u1eadp c\u00f4ng su\u1ea5t, t\u1ed1c \u0111\u1ed9, t\u1ea7n s\u1ed1 xung<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#5_Ap_suat_khi_va_chieu_cao_dau_cat\" >5) \u00c1p su\u1ea5t kh\u00ed v\u00e0 chi\u1ec1u cao \u0111\u1ea7u c\u1eaft<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#6_Thong_so_duc_lo_piercing\" >6) Th\u00f4ng s\u1ed1 \u0111\u1ee5c l\u1ed7 (piercing)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#7_Duong_chay_lead-inout_micro-joint\" >7) \u0110\u01b0\u1eddng ch\u1ea1y, lead-in\/out, micro-joint<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Thong_so_tham_khao_theo_do_day_va_cong_suat\" >Th\u00f4ng s\u1ed1 tham kh\u1ea3o theo \u0111\u1ed9 d\u00e0y v\u00e0 c\u00f4ng su\u1ea5t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Toi_uu_chat_luong_mep_cat_inox\" >T\u1ed1i \u01b0u ch\u1ea5t l\u01b0\u1ee3ng m\u00e9p c\u1eaft inox<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Thiet_ke_cho_kha_nang_cat_DFM_khi_dung_laser_fiber\" >Thi\u1ebft k\u1ebf cho kh\u1ea3 n\u0103ng c\u1eaft (DFM) khi d\u00f9ng laser fiber<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Kiem_soat_chi_phi_va_nang_suat\" >Ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 n\u0103ng su\u1ea5t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#An_toan_va_moi_truong\" >An to\u00e0n v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Khuyen_nghi_nhanh_theo_mac_inox\" >Khuy\u1ebfn ngh\u1ecb nhanh theo m\u00e1c inox<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Checklist_cai_dat_nhanh_tu_tam_mong_den_day\" >Checklist c\u00e0i \u0111\u1eb7t nhanh (t\u1eeb t\u1ea5m m\u1ecfng \u0111\u1ebfn d\u00e0y)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Cac_loi_thuong_gap_va_cach_khac_phuc\" >C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Tai_lieu_tham_khao\" >T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/inoxcuongthinh.com\/cat-laser-fiber-inox-nguyen-ly-uu-diem-va-cai-dat-thong-so-chuan\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Noi_dung_chinh\"><\/span>N\u1ed9i dung ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><a href=\"#toc-0-nguyen-ly-cat-laser-fiber-tren-inox\">Nguy\u00ean l\u00fd c\u1eaft laser fiber tr\u00ean inox<\/a><\/li>\n<li><a href=\"#toc-1-uu-diem-khi-cat-inox-bang-laser-fiber\">\u01afu \u0111i\u1ec3m khi c\u1eaft inox b\u1eb1ng laser fiber<\/a><\/li>\n<li><a href=\"#toc-2-nhuoc-diem-va-luu-y\">Nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 l\u01b0u \u00fd<\/a><\/li>\n<li><a href=\"#toc-3-chon-khi-phu-tro-n2-o2-hay-khi-nen\">Ch\u1ecdn kh\u00ed ph\u1ee5 tr\u1ee3: N2, O2 hay kh\u00ed n\u00e9n?<\/a><\/li>\n<li><a href=\"#toc-4-cai-dat-thong-so-quy-trinh-7-buoc\">C\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1: quy tr\u00ecnh 7 b\u01b0\u1edbc<\/a><\/li>\n<li><a href=\"#toc-5-thong-so-tham-khao-theo-do-day-va-cong-suat\">Th\u00f4ng s\u1ed1 tham kh\u1ea3o theo \u0111\u1ed9 d\u00e0y v\u00e0 c\u00f4ng su\u1ea5t<\/a><\/li>\n<li><a href=\"#toc-6-toi-uu-chat-luong-mep-cat-inox\">T\u1ed1i \u01b0u ch\u1ea5t l\u01b0\u1ee3ng m\u00e9p c\u1eaft inox<\/a><\/li>\n<li><a href=\"#toc-7-thiet-ke-cho-kha-nang-cat-dfm-khi-dung-laser-fiber\">Thi\u1ebft k\u1ebf cho kh\u1ea3 n\u0103ng c\u1eaft (DFM) khi d\u00f9ng laser fiber<\/a><\/li>\n<li><a href=\"#toc-8-kiem-soat-chi-phi-va-nang-suat\">Ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 n\u0103ng su\u1ea5t<\/a><\/li>\n<li><a href=\"#toc-9-an-toan-va-moi-truong\">An to\u00e0n v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/a><\/li>\n<li><a href=\"#toc-10-khuyen-nghi-nhanh-theo-mac-inox\">Khuy\u1ebfn ngh\u1ecb nhanh theo m\u00e1c inox<\/a><\/li>\n<li><a href=\"#toc-11-checklist-cai-dat-nhanh-tu-tam-mong-den-day\">Checklist c\u00e0i \u0111\u1eb7t nhanh (t\u1eeb t\u1ea5m m\u1ecfng \u0111\u1ebfn d\u00e0y)<\/a><\/li>\n<li><a href=\"#toc-12-cac-loi-thuong-gap-va-cach-khac-phuc\">C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/a><\/li>\n<li><a href=\"#toc-13-tai-lieu-tham-khao\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-14-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>C\u1eaft laser fiber inox \u0111ang l\u00e0 c\u00f4ng ngh\u1ec7 ch\u1ee7 l\u1ef1c trong gia c\u00f4ng t\u1ea5m t\u1ea1i x\u01b0\u1edfng v\u00e0 c\u00f4ng tr\u01b0\u1eddng nh\u1edd t\u1ed1c \u0111\u1ed9, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 chi ph\u00ed c\u1ea1nh tranh. B\u00e0i vi\u1ebft n\u00e0y \u0111i th\u1eb3ng v\u00e0o c\u1ed1t l\u00f5i: nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, nh\u1eefng \u01b0u \u0111i\u1ec3m then ch\u1ed1t khi c\u1eaft inox b\u1eb1ng laser fiber, v\u00e0 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch c\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1 (gas, nozzle, ti\u00eau c\u1ef1, t\u1ed1c \u0111\u1ed9\u2026) theo \u0111\u1ed9 d\u00e0y v\u00e0 m\u00e1c v\u1eadt li\u1ec7u. Ch\u1ee7 \u0111\u1ec1 n\u00e0y n\u1eb1m trong b\u1ee9c tranh l\u1edbn c\u1ee7a gia c\u00f4ng inox (c\u1eaft, ch\u1ea5n, d\u1eadp, l\u1ed1c), nh\u01b0ng n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ee7 tr\u1ecdn v\u1eb9n \u0111\u1ec3 b\u1ea1n t\u1ef1 thi\u1ebft l\u1eadp v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng c\u1eaft.<\/p>\n<h2 id=\"toc-0-nguyen-ly-cat-laser-fiber-tren-inox\"><span class=\"ez-toc-section\" id=\"Nguyen_ly_cat_laser_fiber_tren_inox\"><\/span>Nguy\u00ean l\u00fd c\u1eaft laser fiber tr\u00ean inox<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Ngu\u1ed3n ph\u00e1t: Laser s\u1ee3i quang (fiber) khu\u1ebfch \u0111\u1ea1i trong l\u00f5i s\u1ee3i Yb-doped, b\u01b0\u1edbc s\u00f3ng kho\u1ea3ng 1.06\u20131.08 \u03bcm. B\u01b0\u1edbc s\u00f3ng ng\u1eafn, h\u1ed9i t\u1ee5 t\u1ed1t, h\u1ea5p th\u1ee5 cao h\u01a1n tr\u00ean inox so v\u1edbi CO2.<br \/>\n&#8211; C\u01a1 ch\u1ebf c\u1eaft:<br \/>\n  &#8211; C\u1eaft n\u00f3ng ch\u1ea3y (fusion cutting) v\u1edbi N2 ho\u1eb7c kh\u00ed n\u00e9n (air): tia laser l\u00e0m n\u00f3ng ch\u1ea3y inox; kh\u00ed ph\u1ee5 tr\u1ee3 th\u1ed5i kim lo\u1ea1i l\u1ecfng ra kh\u1ecfi khe c\u1eaft, b\u1ec1 m\u1eb7t g\u1ea7n nh\u01b0 kh\u00f4ng oxy h\u00f3a.<br \/>\n  &#8211; C\u1eaft ph\u1ea3n \u1ee9ng (reactive cutting) v\u1edbi O2: oxy tham gia ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t, t\u0103ng t\u1ed1c \u0111\u1ed9 c\u1eaft nh\u01b0ng \u0111\u1ec3 l\u1ea1i l\u1edbp \u00f4x\u00edt \u0111en tr\u00ean v\u00e1ch c\u1eaft inox.<br \/>\n&#8211; Quang h\u1ecdc h\u1ed9i t\u1ee5: th\u1ea5u k\u00ednh 100\u2013150 mm cho t\u1ea5m m\u1ecfng\u2013trung b\u00ecnh; 150\u2013200 mm cho t\u1ea5m d\u00e0y gi\u00fap t\u0103ng \u0111\u1ed9 s\u00e2u tr\u01b0\u1eddng (DOF).<br \/>\n&#8211; \u0110i\u1ec1u khi\u1ec3n ch\u00f9m tia: ti\u00eau c\u1ef1 (focus position), \u0111\u01b0\u1eddng k\u00ednh \u0111i\u1ec3m h\u1ed9i t\u1ee5, d\u1ea1ng ch\u00f9m (single\/multi-mode), xung\/pulse khi \u0111\u1ee5c l\u1ed7 (piercing).<br \/>\n&#8211; Kh\u00ed ph\u1ee5 tr\u1ee3: \u00e1p su\u1ea5t, \u0111\u1ed9 s\u1ea1ch v\u00e0 \u0111\u1ed9 kh\u00f4 (dew point \u2264 \u221240\u00b0C) \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn bavia, m\u00e0u s\u1eafc m\u00e9p c\u1eaft v\u00e0 \u1ed5n \u0111\u1ecbnh h\u1ed3 quang kh\u00ed.<\/p>\n<h2 id=\"toc-1-uu-diem-khi-cat-inox-bang-laser-fiber\"><span class=\"ez-toc-section\" id=\"Uu_diem_khi_cat_inox_bang_laser_fiber\"><\/span>\u01afu \u0111i\u1ec3m khi c\u1eaft inox b\u1eb1ng laser fiber<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; T\u1ed1c \u0111\u1ed9 cao tr\u00ean t\u1ea5m m\u1ecfng\u2013trung b\u00ecnh, n\u0103ng su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi CO2 v\u00e0 plasma \u1edf d\u1ea3i \u2264 6\u20138 mm.<br \/>\n&#8211; M\u00e9p c\u1eaft s\u00e1ng, \u00edt bi\u1ebfn m\u00e0u khi d\u00f9ng N2; HAZ (v\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t) h\u1eb9p, bi\u1ebfn d\u1ea1ng th\u1ea5p.<br \/>\n&#8211; \u0110\u1ed9 ch\u00ednh x\u00e1c l\u1eb7p l\u1ea1i cao; khe c\u1eaft h\u1eb9p (0.1\u20130.3 mm t\u00f9y \u0111\u1ed9 d\u00e0y), dung sai \u00b10.05\u20130.15 mm n\u1ebfu m\u00e1y, g\u00e1 k\u1eb9p v\u00e0 v\u1eadt li\u1ec7u \u1ed5n \u0111\u1ecbnh.<br \/>\n&#8211; Chi ph\u00ed v\u1eadn h\u00e0nh h\u1ee3p l\u00fd: hi\u1ec7u su\u1ea5t \u0111i\u1ec7n\u2013quang cao, \u00edt b\u1ea3o tr\u00ec quang h\u1ecdc so v\u1edbi CO2. C\u00f3 th\u1ec3 d\u00f9ng kh\u00ed n\u00e9n \u0111\u1ec3 c\u1eaft kinh t\u1ebf \u1edf m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng.<br \/>\n&#8211; T\u01b0\u01a1ng th\u00edch t\u1ed1t v\u1edbi inox c\u00e1c m\u00e1c ph\u1ed5 bi\u1ebfn (201, 304, 316\/316L, 430\u2026).<\/p>\n<h2 id=\"toc-2-nhuoc-diem-va-luu-y\"><span class=\"ez-toc-section\" id=\"Nhuoc_diem_va_luu_y\"><\/span>Nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 l\u01b0u \u00fd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; M\u00e9p c\u1eaft v\u1edbi O2 b\u1ecb \u00f4x\u00edt h\u00f3a, kh\u00f4ng ph\u00f9 h\u1ee3p cho chi ti\u1ebft c\u1ea7n h\u00e0n\/\u0111\u00e1nh b\u00f3ng cao c\u1ea5p n\u1ebfu kh\u00f4ng x\u1eed l\u00fd l\u1ea1i.<br \/>\n&#8211; T\u1ea5m r\u1ea5t d\u00e0y (\u2265 12\u201315 mm) c\u00f3 th\u1ec3 y\u00eau c\u1ea7u c\u00f4ng su\u1ea5t l\u1edbn, kh\u00ed N2 \u00e1p cao v\u00e0 t\u1ed1i \u01b0u ph\u1ee9c t\u1ea1p; t\u1ed1c \u0111\u1ed9 gi\u1ea3m \u0111\u00e1ng k\u1ec3.<br \/>\n&#8211; Ph\u1ea3n x\u1ea1 ng\u01b0\u1ee3c t\u1eeb b\u1ec1 m\u1eb7t s\u00e1ng c\u00f3 th\u1ec3 g\u00e2y c\u1ea3nh b\u00e1o b\u1ea3o v\u1ec7 ngu\u1ed3n; c\u1ea7n m\u00e1y c\u00f3 b\u1ed9 c\u00e1ch ly ph\u1ea3n x\u1ea1 v\u00e0 quy tr\u00ecnh an to\u00e0n.<br \/>\n&#8211; Kh\u00ed v\u00e0 h\u00fat l\u1ecdc: c\u1eaft inox ph\u00e1t sinh kh\u00f3i ch\u1ee9a h\u1ee3p ch\u1ea5t Cr\/Ni; b\u1eaft bu\u1ed9c trang b\u1ecb h\u00fat l\u1ecdc chu\u1ea9n c\u00f4ng nghi\u1ec7p.<\/p>\n<h2 id=\"toc-3-chon-khi-phu-tro-n2-o2-hay-khi-nen\"><span class=\"ez-toc-section\" id=\"Chon_khi_phu_tro_N2_O2_hay_khi_nen\"><\/span>Ch\u1ecdn kh\u00ed ph\u1ee5 tr\u1ee3: N2, O2 hay kh\u00ed n\u00e9n?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Nit\u01a1 (N2):<br \/>\n  &#8211; \u01afu: m\u00e9p s\u00e1ng, s\u1ea1ch, kh\u00f4ng \u00f4x\u00edt; l\u00fd t\u01b0\u1edfng cho chi ti\u1ebft h\u00e0n, s\u01a1n t\u0129nh \u0111i\u1ec7n, trang tr\u00ed.<br \/>\n  &#8211; Nh\u01b0\u1ee3c: chi ph\u00ed do \u00e1p su\u1ea5t\/lu\u1ed3ng kh\u00ed cao, \u0111\u1eb7c bi\u1ec7t v\u1edbi t\u1ea5m d\u00e0y.<br \/>\n  &#8211; \u00c1p su\u1ea5t tham kh\u1ea3o: 10\u201314 bar (\u2264 3 mm), 16\u201322 bar (4\u20138 mm), 20\u201325+ bar (\u2265 10 mm).<br \/>\n&#8211; Oxy (O2):<br \/>\n  &#8211; \u01afu: h\u1ed7 tr\u1ee3 ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t, t\u0103ng t\u1ed1c \u0111\u1ed9 \u1edf t\u1ea5m d\u00e0y; l\u01b0u l\u01b0\u1ee3ng th\u1ea5p.<br \/>\n  &#8211; Nh\u01b0\u1ee3c: m\u00e9p \u0111en, c\u00f3 x\u1ec9 \u00f4x\u00edt; nguy c\u01a1 \u0103n m\u00f2n, c\u1ea7n x\u1eed l\u00fd sau c\u1eaft n\u1ebfu y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t cao.<br \/>\n  &#8211; \u00c1p su\u1ea5t tham kh\u1ea3o: 0.3\u20131.0 bar t\u00f9y \u0111\u1ed9 d\u00e0y.<br \/>\n&#8211; Kh\u00ed n\u00e9n (Air, \u0111\u00e3 s\u1ea5y\u2013l\u1ecdc d\u1ea7u):<br \/>\n  &#8211; \u01afu: chi ph\u00ed th\u1ea5p, t\u1ed1c \u0111\u1ed9 kh\u00e1 t\u1ed1t \u1edf t\u1ea5m m\u1ecfng (\u2264 3\u20134 mm); m\u00e0u m\u00e9p v\u00e0ng r\u01a1m nh\u1eb9.<br \/>\n  &#8211; Nh\u01b0\u1ee3c: nguy c\u01a1 bavia\/x\u1ec9 t\u0103ng \u1edf hoa v\u0103n nh\u1ecf; c\u1ea7n m\u00e1y n\u00e9n 7\u201313 bar, l\u01b0u l\u01b0\u1ee3ng l\u1edbn, kh\u00ed ph\u1ea3i c\u1ef1c s\u1ea1ch.<\/p>\n<h2 id=\"toc-4-cai-dat-thong-so-quy-trinh-7-buoc\"><span class=\"ez-toc-section\" id=\"Cai_dat_thong_so_quy_trinh_7_buoc\"><\/span>C\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1: quy tr\u00ecnh 7 b\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Chuan_bi_vat_lieu_va_may\"><\/span>1) Chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u v\u00e0 m\u00e1y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; L\u00e0m s\u1ea1ch d\u1ea7u, phim PVC c\u1eaft \u0111\u01b0\u1ee3c (film laser-friendly); k\u00ea ph\u1eb3ng, h\u1ea1n ch\u1ebf cong v\u00eanh.<br \/>\n&#8211; Ki\u1ec3m tra th\u1ea5u k\u00ednh\/b\u1ed9 b\u1ea3o v\u1ec7 (protection window) s\u1ea1ch; c\u0103n t\u00e2m nozzle (nozzle centering) v\u00e0 chi\u1ec1u cao \u0111\u1ea7u c\u1eaft (capacitive height) \u1ed5n \u0111\u1ecbnh 0.8\u20131.2 mm so v\u1edbi b\u1ec1 m\u1eb7t t\u1ea5m.<br \/>\n&#8211; Ch\u1ecdn ti\u00eau c\u1ef1 th\u1ea5u k\u00ednh: 100\u2013125 mm (\u2264 6 mm), 150\u2013200 mm (\u2265 8\u201310 mm).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Chon_khi_va_nozzle\"><\/span>2) Ch\u1ecdn kh\u00ed v\u00e0 nozzle<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Nozzle \u0111\u01a1n cho N2\/air; nozzle \u0111\u00f4i cho O2 th\u01b0\u1eddng d\u00f9ng tr\u00ean th\u00e9p carbon, v\u1edbi inox ch\u1ec9 khi b\u1eaft bu\u1ed9c.<br \/>\n&#8211; \u0110\u01b0\u1eddng k\u00ednh nozzle tham kh\u1ea3o:<br \/>\n  &#8211; 0.8\u20131.0 mm: 0.5\u20132.0 mm<br \/>\n  &#8211; 1.0\u20131.2 mm: 2\u20134 mm<br \/>\n  &#8211; 1.5 mm: 4\u20136 mm<br \/>\n  &#8211; 2.0\u20132.5 mm: 6\u201312 mm<br \/>\n&#8211; Ki\u1ec3m tra \u0111\u1ed9 \u0111\u1ed3ng t\u00e2m v\u00e0 \u0111\u1ed9 ph\u1eb3ng \u0111\u1ea7u nozzle; m\u00e9o m\u0169i g\u00e2y bavia\/x\u1ec9.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Dat_tieu_cu_focus_position\"><\/span>3) \u0110\u1eb7t ti\u00eau c\u1ef1 (focus position)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; N2\/air tr\u00ean inox:<br \/>\n  &#8211; T\u1ea5m m\u1ecfng (\u2264 2 mm): 0 \u0111\u1ebfn +1.0 mm (tr\u00ean m\u1eb7t v\u1eadt li\u1ec7u) \u0111\u1ec3 khe c\u1eaft h\u1eb9p, gi\u1ea3m bavia.<br \/>\n  &#8211; 3\u20136 mm: \u22120.5 \u0111\u1ebfn 0 mm (g\u1ea7n m\u1eb7t) gi\u00fap \u1ed5n \u0111\u1ecbnh d\u00f2ng ch\u1ea3y kim lo\u1ea1i l\u1ecfng.<br \/>\n  &#8211; \u2265 8 mm: \u22120.5 \u0111\u1ebfn \u22121.5 mm \u0111\u1ec3 t\u0103ng n\u0103ng l\u01b0\u1ee3ng trong khe c\u1eaft.<br \/>\n&#8211; O2 tr\u00ean inox (khi d\u00f9ng): \u22120.5 \u0111\u1ebfn \u22122.0 mm \u0111\u1ec3 h\u1ed7 tr\u1ee3 ph\u1ea3n \u1ee9ng \u1ed5n \u0111\u1ecbnh. Ki\u1ec3m tra m\u00e0u m\u00e9p v\u00e0 x\u1ec9.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Thiet_lap_cong_suat_toc_do_tan_so_xung\"><\/span>4) Thi\u1ebft l\u1eadp c\u00f4ng su\u1ea5t, t\u1ed1c \u0111\u1ed9, t\u1ea7n s\u1ed1 xung<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; C\u00f4ng su\u1ea5t: d\u00f9ng 70\u201395% c\u00f4ng su\u1ea5t danh \u0111\u1ecbnh khi c\u1eaft; gi\u1ea3m khi chi ti\u1ebft nh\u1ecf\/l\u1ed7 nh\u1ecf \u0111\u1ec3 tr\u00e1nh ch\u00e1y m\u00e9p.<br \/>\n&#8211; T\u1ed1c \u0111\u1ed9: t\u0103ng \u0111\u1ebfn khi b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n v\u1ec7t s\u1ecdc xi\u00ean v\u00e0 x\u1ec9, sau \u0111\u00f3 l\u00f9i l\u1ea1i 5\u201310%.<br \/>\n&#8211; Xung (n\u1ebfu c\u1eaft xung) v\u00e0 duty cycle: \u00e1p d\u1ee5ng khi l\u1ed7 nh\u1ecf\/t\u1ea5m d\u00e0y \u0111\u1ec3 c\u1ea3i thi\u1ec7n tho\u00e1t x\u1ec9; t\u1ea7n s\u1ed1 1\u20135 kHz, duty 50\u201390% t\u00f9y m\u00e1y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Ap_suat_khi_va_chieu_cao_dau_cat\"><\/span>5) \u00c1p su\u1ea5t kh\u00ed v\u00e0 chi\u1ec1u cao \u0111\u1ea7u c\u1eaft<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; N2: t\u0103ng \u00e1p \u0111\u1ebfn khi x\u1ec9 \u0111\u00e1y s\u1ea1ch, m\u00e9p s\u00e1ng; l\u01b0u \u00fd c\u00f4ng su\u1ea5t m\u00e1y n\u00e9n\/\u0111\u01b0\u1eddng \u1ed1ng ph\u1ea3i \u0111\u1ee7.<br \/>\n&#8211; Air: 6\u201310 bar, c\u1ea7n b\u1ed9 l\u1ecdc t\u00e1ch \u1ea9m\/d\u1ea7u; ki\u1ec3m tra m\u00e0u m\u00e9p v\u00e0 bavia.<br \/>\n&#8211; O2: \u00e1p th\u1ea5p \u0111\u1ec3 tr\u00e1nh ch\u00e1y lan; ki\u1ec3m so\u00e1t v\u1ec7t \u00f4x\u00edt.<br \/>\n&#8211; Kho\u1ea3ng h\u1edf \u0111\u1ea7u c\u1eaft: 0.8\u20131.2 mm; t\u1ea5m d\u00e0y c\u00f3 th\u1ec3 1.2\u20131.5 mm.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Thong_so_duc_lo_piercing\"><\/span>6) Th\u00f4ng s\u1ed1 \u0111\u1ee5c l\u1ed7 (piercing)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; D\u00f9ng \u0111a c\u1ea5p (multi-step): c\u00f4ng su\u1ea5t cao ng\u1eafn + ngh\u1ec9 \u0111\u1ec3 gi\u1ea3m b\u1eafn t\u00f3e.<br \/>\n&#8211; T\u0103ng kho\u1ea3ng h\u1edf \u0111\u1ea7u c\u1eaft khi \u0111\u1ee5c l\u1ed7; d\u00f9ng N2 \u00e1p cao ho\u1eb7c O2 \u00e1p th\u1ea5p t\u00f9y chi\u1ebfn l\u01b0\u1ee3c.<br \/>\n&#8211; V\u1edbi t\u1ea5m d\u00e0y, c\u00e2n nh\u1eafc khoan m\u1ed3i (pre-pierce) t\u1ea1i v\u1ecb tr\u00ed scrap.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Duong_chay_lead-inout_micro-joint\"><\/span>7) \u0110\u01b0\u1eddng ch\u1ea1y, lead-in\/out, micro-joint<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; Lead-in\/out 1\u20132\u00d7 \u0111\u1ed9 d\u00e0y; ki\u1ec3u tangent\/arc \u0111\u1ec3 gi\u1ea3m v\u1ebft \u0111\u00e1nh d\u1ea5u.<br \/>\n&#8211; Micro-joint\/tab 0.2\u20130.5 mm (t\u1ea5m m\u1ecfng) v\u00e0 0.5\u20131.0 mm (t\u1ea5m d\u00e0y) \u0111\u1ec3 ch\u1ed1ng b\u1eadt ph\u00f4i.<br \/>\n&#8211; B\u00f9 khe c\u1eaft (kerf compensation) theo th\u1ef1c nghi\u1ec7m: 0.08\u20130.20 mm t\u1ea5m m\u1ecfng; 0.20\u20130.35 mm t\u1ea5m d\u00e0y.<\/p>\n<h2 id=\"toc-5-thong-so-tham-khao-theo-do-day-va-cong-suat\"><span class=\"ez-toc-section\" id=\"Thong_so_tham_khao_theo_do_day_va_cong_suat\"><\/span>Th\u00f4ng s\u1ed1 tham kh\u1ea3o theo \u0111\u1ed9 d\u00e0y v\u00e0 c\u00f4ng su\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L\u01b0u \u00fd: T\u1ed1c \u0111\u1ed9 th\u1ef1c t\u1ebf ph\u1ee5 thu\u1ed9c ngu\u1ed3n laser, \u0111\u1ea7u c\u1eaft, th\u1ea5u k\u00ednh, ch\u1ea5t l\u01b0\u1ee3ng kh\u00ed, ph\u1ea7n m\u1ec1m \u0111i\u1ec1u khi\u1ec3n v\u00e0 m\u00e1c inox (201, 304, 316L\u2026). C\u00e1c gi\u00e1 tr\u1ecb d\u01b0\u1edbi \u0111\u00e2y d\u00f9ng N2, nozzle chu\u1ea9n, ti\u00eau c\u1ef1 t\u1ed1i \u01b0u, c\u1eaft li\u00ean t\u1ee5c bi\u00ean d\u1ea1ng ti\u00eau chu\u1ea9n.<\/p>\n<p>&#8211; Ngu\u1ed3n 1\u20132 kW (N2):<br \/>\n  &#8211; 0.8\u20131.0 mm: 15\u201335 m\/ph\u00fat; \u00e1p N2 10\u201312 bar; nozzle 0.8\u20131.0 mm<br \/>\n  &#8211; 2.0 mm: 6\u201312 m\/ph\u00fat; 12\u201314 bar; 1.0\u20131.2 mm<br \/>\n  &#8211; 3.0 mm: 2\u20134 m\/ph\u00fat; 14\u201316 bar; 1.2\u20131.5 mm<br \/>\n  &#8211; 4.0 mm: 1.2\u20132.5 m\/ph\u00fat; 16\u201318 bar; 1.5 mm<br \/>\n&#8211; Ngu\u1ed3n 3\u20134 kW (N2):<br \/>\n  &#8211; 1.0 mm: 40\u201360 m\/ph\u00fat; 10\u201312 bar; 1.0 mm<br \/>\n  &#8211; 2.0 mm: 12\u201318 m\/ph\u00fat; 12\u201314 bar; 1.0\u20131.2 mm<br \/>\n  &#8211; 3.0 mm: 5\u20138 m\/ph\u00fat; 14\u201318 bar; 1.2\u20131.5 mm<br \/>\n  &#8211; 6.0 mm: 2.0\u20133.5 m\/ph\u00fat; 18\u201322 bar; 1.5\u20132.0 mm<br \/>\n&#8211; Ngu\u1ed3n 6\u20138 kW (N2):<br \/>\n  &#8211; 1.0 mm: 70\u2013100 m\/ph\u00fat; 10\u201312 bar; 1.0 mm<br \/>\n  &#8211; 2.0 mm: 20\u201328 m\/ph\u00fat; 12\u201314 bar; 1.0\u20131.2 mm<br \/>\n  &#8211; 3.0 mm: 10\u201315 m\/ph\u00fat; 14\u201318 bar; 1.2\u20131.5 mm<br \/>\n  &#8211; 6.0 mm: 3.5\u20135.5 m\/ph\u00fat; 18\u201322 bar; 1.5\u20132.0 mm<br \/>\n  &#8211; 8.0\u201310.0 mm: 1.0\u20132.5 m\/ph\u00fat; 20\u201325 bar; 2.0\u20132.5 mm<br \/>\n&#8211; V\u1edbi kh\u00ed n\u00e9n (Air), gi\u1ea3m t\u1ed1c 10\u201330% so v\u1edbi N2 \u0111\u1ec3 gi\u1eef ch\u1ea5t l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng; ch\u1ea5p nh\u1eadn m\u00e0u m\u00e9p v\u00e0ng r\u01a1m.<br \/>\n&#8211; V\u1edbi O2 tr\u00ean inox d\u00e0y, t\u1ed1c \u0111\u1ed9 c\u00f3 th\u1ec3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng ho\u1eb7c nhanh h\u01a1n N2 \u1edf bi\u00ean d\u1ea1ng \u0111\u01a1n gi\u1ea3n nh\u01b0ng m\u00e9p \u00f4x\u00edt; \u00e1p su\u1ea5t 0.3\u20130.8 bar, nozzle 1.0\u20131.5 mm (m\u1ecfng) v\u00e0 1.5\u20132.5 mm (d\u00e0y).<\/p>\n<h2 id=\"toc-6-toi-uu-chat-luong-mep-cat-inox\"><span class=\"ez-toc-section\" id=\"Toi_uu_chat_luong_mep_cat_inox\"><\/span>T\u1ed1i \u01b0u ch\u1ea5t l\u01b0\u1ee3ng m\u00e9p c\u1eaft inox<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; M\u00e9p x\u1ec9\/bavia \u0111\u00e1y:<br \/>\n  &#8211; T\u0103ng \u00e1p N2, n\u00e2ng t\u1ed1c \u0111\u1ed9 v\u1eeba ph\u1ea3i; ki\u1ec3m tra nozzle m\u00f2n, ti\u00eau c\u1ef1 h\u01a1i \u00e2m cho t\u1ea5m d\u00e0y.<br \/>\n&#8211; V\u1ec7t s\u1ecdc \u0111\u1ee9ng s\u00e2u (striations):<br \/>\n  &#8211; T\u1ed1i \u01b0u ti\u00eau c\u1ef1 v\u1ec1 0 \u0111\u1ebfn \u22120.5 mm; \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ec3 d\u00f2ng ch\u1ea3y kim lo\u1ea1i \u1ed5n \u0111\u1ecbnh.<br \/>\n&#8211; M\u00e9p ch\u00e1y\/v\u00e0ng r\u1ed9ng:<br \/>\n  &#8211; Gi\u1ea3m c\u00f4ng su\u1ea5t, t\u0103ng t\u1ed1c; d\u00f9ng N2 thay v\u00ec Air\/O2 n\u1ebfu y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t cao.<br \/>\n&#8211; L\u1ed7 nh\u1ecf m\u00e9o\/bavia:<br \/>\n  &#8211; D\u00f9ng ch\u1ebf \u0111\u1ed9 c\u1eaft xung ho\u1eb7c chi\u1ebfn l\u01b0\u1ee3c khoan\u2013c\u1eaft; gi\u1ea3m t\u1ed1c c\u1ee5c b\u1ed9, t\u0103ng \u00e1p kh\u00ed.<br \/>\n&#8211; \u0110\u1ed9 c\u00f4n khe c\u1eaft (taper):<br \/>\n  &#8211; D\u00f9ng th\u1ea5u k\u00ednh d\u00e0i ti\u00eau c\u1ef1 h\u01a1n (150\u2013200 mm) v\u00e0 nozzle l\u1edbn cho t\u1ea5m d\u00e0y; t\u1ed1i \u01b0u ti\u00eau c\u1ef1 \u00e2m nh\u1eb9.<br \/>\n&#8211; Cong v\u00eanh:<br \/>\n  &#8211; S\u1eafp x\u1ebfp th\u1ee9 t\u1ef1 c\u1eaft t\u1eeb trong ra ngo\u00e0i, d\u00f9ng micro-joint, gi\u1ea3m t\u00edch nhi\u1ec7t b\u1eb1ng fly-cut tr\u00ean t\u1ea5m m\u1ecfng.<\/p>\n<h2 id=\"toc-7-thiet-ke-cho-kha-nang-cat-dfm-khi-dung-laser-fiber\"><span class=\"ez-toc-section\" id=\"Thiet_ke_cho_kha_nang_cat_DFM_khi_dung_laser_fiber\"><\/span>Thi\u1ebft k\u1ebf cho kh\u1ea3 n\u0103ng c\u1eaft (DFM) khi d\u00f9ng laser fiber<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; L\u1ed7 tr\u00f2n t\u1ed1i thi\u1ec3u: \u2265 1.0\u20131.2\u00d7 \u0111\u1ed9 d\u00e0y (N2). L\u1ed7 nh\u1ecf h\u01a1n d\u00f9ng khoan sau gia c\u00f4ng.<br \/>\n&#8211; Khe ch\u1eef U\/V nh\u1ecf: b\u1ec1 r\u1ed9ng t\u1ed1i thi\u1ec3u \u2265 0.8\u20131.0 mm \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tho\u00e1t x\u1ec9.<br \/>\n&#8211; Kho\u1ea3ng c\u00e1ch hai \u0111\u01b0\u1eddng c\u1eaft song song: \u2265 1.0\u00d7 \u0111\u1ed9 d\u00e0y \u0111\u1ec3 tr\u00e1nh ch\u00e1y lan\/bi\u1ebfn m\u00e0u.<br \/>\n&#8211; B\u00e1n k\u00ednh g\u00f3c trong: \u2265 0.5\u00d7 \u0111\u1ed9 d\u00e0y \u0111\u1ec3 gi\u1ea3m t\u1eadp trung nhi\u1ec7t.<\/p>\n<h2 id=\"toc-8-kiem-soat-chi-phi-va-nang-suat\"><span class=\"ez-toc-section\" id=\"Kiem_soat_chi_phi_va_nang_suat\"><\/span>Ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 n\u0103ng su\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Kh\u00ed N2: ti\u00eau th\u1ee5 cao nh\u1ea5t; c\u00e2n nh\u1eafc m\u00e1y ph\u00e1t N2 onsite (PSA\/membrane) n\u1ebfu kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn.<br \/>\n&#8211; Air cutting: ti\u1ebft ki\u1ec7m r\u00f5 r\u1ec7t v\u1edbi t\u1ea5m \u2264 3\u20134 mm; y\u00eau c\u1ea7u m\u00e1y n\u00e9n + b\u1ed9 s\u1ea5y\u2013l\u1ecdc ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng nghi\u1ec7p.<br \/>\n&#8211; T\u1ed1i \u01b0u \u0111\u01b0\u1eddng ch\u1ea1y: nesting kh\u00edt, common-line cutting, fly-cut tr\u00ean chi ti\u1ebft m\u1ecfng \u0111\u1ec3 t\u0103ng m\/ph\u00fat hi\u1ec7u d\u1ee5ng.<br \/>\n&#8211; B\u1ea3o tr\u00ec d\u1ef1 ph\u00f2ng: thay nozzle \u0111\u1ecbnh k\u1ef3, v\u1ec7 sinh k\u00ednh b\u1ea3o v\u1ec7 theo ca; hi\u1ec7u ch\u1ec9nh auto-focus\/height sensing gi\u00fap duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m scrap.<\/p>\n<h2 id=\"toc-9-an-toan-va-moi-truong\"><span class=\"ez-toc-section\" id=\"An_toan_va_moi_truong\"><\/span>An to\u00e0n v\u00e0 m\u00f4i tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Kh\u00f3i c\u1eaft inox c\u00f3 th\u1ec3 ch\u1ee9a \u00f4x\u00edt Cr v\u00e0 Ni; c\u1ea7n h\u1ec7 th\u1ed1ng h\u00fat l\u1ecdc \u0111\u1ea1t chu\u1ea9n, PPE ph\u00f9 h\u1ee3p.<br \/>\n&#8211; N2 \u00e1p cao\/nguy c\u01a1 thi\u1ebfu oxy trong ph\u00f2ng k\u00edn; \u0111\u1ea3m b\u1ea3o th\u00f4ng gi\u00f3, c\u1ea3m bi\u1ebfn O2 khi d\u00f9ng l\u01b0\u1ee3ng l\u1edbn kh\u00ed tr\u01a1.<br \/>\n&#8211; O2 l\u00e0 ch\u1ea5t \u00f4xy h\u00f3a m\u1ea1nh; tu\u00e2n th\u1ee7 quy tr\u00ecnh an to\u00e0n van\/b\u00ecnh v\u00e0 lo\u1ea1i tr\u1eeb ngu\u1ed3n ph\u00e1t l\u1eeda g\u1ea7n \u0111\u01b0\u1eddng kh\u00ed.<\/p>\n<h2 id=\"toc-10-khuyen-nghi-nhanh-theo-mac-inox\"><span class=\"ez-toc-section\" id=\"Khuyen_nghi_nhanh_theo_mac_inox\"><\/span>Khuy\u1ebfn ngh\u1ecb nhanh theo m\u00e1c inox<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Inox 201: d\u1ec5 c\u1eaft, t\u1ed1c \u0111\u1ed9 cao; ki\u1ec3m so\u00e1t m\u00e0u m\u00e9p khi d\u00f9ng Air.<br \/>\n&#8211; Inox 304: ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p; d\u00f9ng N2 cho m\u00e9p s\u00e1ng, O2 ch\u1ec9 khi c\u1ea7n n\u0103ng su\u1ea5t \u1edf t\u1ea5m d\u00e0y v\u00e0 ch\u1ea5p nh\u1eadn x\u1eed l\u00fd b\u1ec1 m\u1eb7t.<br \/>\n&#8211; Inox 316\/316L: d\u1eabn nhi\u1ec7t v\u00e0 h\u1ea5p th\u1ee5 kh\u00e1c nh\u1eb9; c\u00f3 th\u1ec3 c\u1ea7n t\u0103ng \u00e1p N2 v\u00e0 gi\u1ea3m t\u1ed1c 5\u201310% so v\u1edbi 304 \u0111\u1ec3 gi\u1eef m\u00e9p s\u1ea1ch, nh\u1ea5t l\u00e0 \u2265 6 mm.<br \/>\n&#8211; Inox 430 (ferritic): ph\u1ea3n x\u1ea1 kh\u00e1c bi\u1ec7t; theo d\u00f5i c\u1ea3nh b\u00e1o ph\u1ea3n x\u1ea1 ng\u01b0\u1ee3c v\u00e0 tinh ch\u1ec9nh ti\u00eau c\u1ef1.<\/p>\n<h2 id=\"toc-11-checklist-cai-dat-nhanh-tu-tam-mong-den-day\"><span class=\"ez-toc-section\" id=\"Checklist_cai_dat_nhanh_tu_tam_mong_den_day\"><\/span>Checklist c\u00e0i \u0111\u1eb7t nhanh (t\u1eeb t\u1ea5m m\u1ecfng \u0111\u1ebfn d\u00e0y)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; \u2264 2 mm, N2: nozzle 0.8\u20131.0 mm; focus 0 \u0111\u1ebfn +1.0 mm; N2 10\u201312 bar; t\u1ed1c \u0111\u1ed9 \u0111\u1ea9y \u0111\u1ebfn ng\u01b0\u1ee1ng r\u1ed3i l\u00f9i 10% \u0111\u1ec3 s\u1ea1ch x\u1ec9.<br \/>\n&#8211; 3\u20136 mm, N2: nozzle 1.2\u20131.5 mm; focus \u22120.5 \u0111\u1ebfn 0; N2 16\u201322 bar; t\u1ed1i \u01b0u pierce \u0111a c\u1ea5p.<br \/>\n&#8211; 8\u201310 mm, N2: nozzle 2.0\u20132.5 mm; focus \u22120.5 \u0111\u1ebfn \u22121.5 mm; N2 20\u201325 bar; gi\u1ea3m t\u1ed1c, t\u0103ng \u00e1p; ki\u1ec3m so\u00e1t vi li\u00ean k\u1ebft.<br \/>\n&#8211; Air cutting, \u2264 3 mm: kh\u00ed 7\u201310 bar s\u1ea1ch\u2013kh\u00f4; focus 0 \u0111\u1ebfn +0.5 mm; t\u1ed1c \u0111\u1ed9 \u221210\u201320% so v\u1edbi N2; ch\u1ea5p nh\u1eadn m\u00e0u m\u00e9p.<br \/>\n&#8211; O2 (tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c bi\u1ec7t): \u00e1p 0.3\u20130.8 bar; focus \u00e2m; chu\u1ea9n b\u1ecb x\u1eed l\u00fd \u00f4x\u00edt sau c\u1eaft n\u1ebfu c\u1ea7n h\u00e0n\/s\u01a1n.<\/p>\n<h2 id=\"toc-12-cac-loi-thuong-gap-va-cach-khac-phuc\"><span class=\"ez-toc-section\" id=\"Cac_loi_thuong_gap_va_cach_khac_phuc\"><\/span>C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; Bavia d\u00e0y \u0111\u00e1y: t\u0103ng \u00e1p N2, t\u0103ng t\u1ed1c nh\u1eb9; ki\u1ec3m tra nozzle l\u1ec7ch t\u00e2m; focus l\u00f9i g\u1ea7n 0; n\u00e2ng kho\u1ea3ng h\u1edf \u0111\u1ea7u c\u1eaft 0.1\u20130.2 mm.<br \/>\n&#8211; M\u00e9p x\u01b0\u1edbc\/v\u1ebft ch\u00e1y t\u1ea1i lead-in: t\u0103ng chi\u1ec1u d\u00e0i lead-in; d\u00f9ng arc lead; gi\u1ea3m c\u00f4ng su\u1ea5t trong \u0111o\u1ea1n v\u00e0o\/ra.<br \/>\n&#8211; Kh\u00f4ng \u0111\u1ee9t \u1edf g\u00f3c nh\u1ecf: b\u1eadt corner compensation; gi\u1ea3m t\u1ed1c g\u00f3c xu\u1ed1ng 20\u201340% v\u00e0\/ho\u1eb7c gi\u1eef c\u00f4ng su\u1ea5t cao h\u01a1n \u1edf g\u00f3c.<br \/>\n&#8211; V\u1ec7t s\u1ecdc xi\u00ean v\u00e0 x\u1ec9 b\u00e1m: gi\u1ea3m t\u1ed1c ho\u1eb7c t\u0103ng c\u00f4ng su\u1ea5t; \u0111i\u1ec1u ch\u1ec9nh focus v\u1ec1 ph\u00eda \u00e2m nh\u1eb9 \u0111\u1ec3 t\u0103ng n\u0103ng l\u01b0\u1ee3ng trong khe.<br \/>\n&#8211; X\u1ec9 b\u1eafn b\u00e1m lens b\u1ea3o v\u1ec7: t\u1ed1i \u01b0u tr\u00ecnh t\u1ef1 \u0111\u1ee5c l\u1ed7; t\u0103ng th\u1eddi gian tr\u1ec5 h\u00fat kh\u00f3i; thay lens b\u1ea3o v\u1ec7 khi x\u01b0\u1edbc.<\/p>\n<h2 id=\"toc-13-tai-lieu-tham-khao\"><span class=\"ez-toc-section\" id=\"Tai_lieu_tham_khao\"><\/span>T\u00e0i li\u1ec7u tham kh\u1ea3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; IPG Photonics \u2013 Application notes on fiber laser cutting of stainless steel: https:\/\/www.ipgphotonics.com<br \/>\n&#8211; TRUMPF \u2013 Knowledge: Laser cutting parameters and process optimization: https:\/\/www.trumpf.com<br \/>\n&#8211; Bystronic \u2013 Assist gas selection (N2 vs O2 vs Air) in laser cutting: https:\/\/www.bystronic.com<br \/>\n&#8211; TWI Global \u2013 Laser cutting of metals overview: https:\/\/www.twi-global.com<br \/>\n&#8211; OSHA\/NIOSH \u2013 Welding and cutting fumes (hexavalent chromium): https:\/\/www.osha.gov and https:\/\/www.cdc.gov\/niosh<\/p>\n<h2 id=\"toc-14-ket-luan\"><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; C\u1eaft laser fiber inox \u0111\u1ea1t n\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng v\u01b0\u1ee3t tr\u1ed9i khi thi\u1ebft l\u1eadp \u0111\u00fang: ch\u1ecdn kh\u00ed theo y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t (N2 s\u1ea1ch \u2013 Air kinh t\u1ebf \u2013 O2 \u0111\u1eb7c bi\u1ec7t), nozzle ph\u00f9 h\u1ee3p, ti\u00eau c\u1ef1 t\u1ed1i \u01b0u theo \u0111\u1ed9 d\u00e0y, v\u00e0 c\u00e2n b\u1eb1ng c\u00f4ng su\u1ea5t\u2013t\u1ed1c \u0111\u1ed9\u2013\u00e1p su\u1ea5t kh\u00ed.<br \/>\n&#8211; D\u1ea3i tham chi\u1ebfu trong b\u00e0i gi\u00fap b\u1ea1n \u201cl\u00ean th\u00f4ng s\u1ed1\u201d nhanh cho 201\/304\/316L t\u1eeb t\u1ea5m m\u1ecfng \u0111\u1ebfn d\u00e0y, \u0111\u1ed3ng th\u1eddi ki\u1ec3m so\u00e1t bavia, m\u00e0u m\u00e9p v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c.<br \/>\n&#8211; Duy tr\u00ec b\u1ea3o tr\u00ec quang h\u1ecdc, c\u0103n t\u00e2m nozzle, kh\u00ed s\u1ea1ch\u2013kh\u00f4 v\u00e0 chi\u1ebfn l\u01b0\u1ee3c \u0111\u01b0\u1eddng ch\u1ea1y h\u1ee3p l\u00fd s\u1ebd quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng \u1ed5n \u0111\u1ecbnh theo ca.<\/p>\n<p>C\u1ea7n b\u1ea3ng th\u00f4ng s\u1ed1 chi ti\u1ebft theo m\u00e1c inox, \u0111\u1ed9 d\u00e0y v\u00e0 c\u00f4ng su\u1ea5t m\u00e1y c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd c\u1eaft laser fiber inox, \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m, v\u00e0 h\u01b0\u1edbng d\u1eabn ch\u1ecdn gas, ti\u00eau c\u1ef1, nozzle, t\u1ed1c \u0111\u1ed9 \u2013 k\u00e8m th\u00f4ng s\u1ed1 tham kh\u1ea3o theo \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u.<\/p>\n","protected":false},"author":7,"featured_media":1062,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1816","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/comments?post=1816"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1816\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1062"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}